131492556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{280967}}^1$

素因数の和:280990

約数の個数: 36

約数和(自身を含む): 357953232

約数和(自身を除く): 226460676

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 280967, 561934, 842901, 1123868, 1685802, 2528703, 3371604, 3652571, 5057406, 7305142, 10114812, 10957713, 14610284, 21915426, 32873139, 43830852, 65746278, 131492556]

約数ペア:

[(1, 131492556), (2, 65746278), (3, 43830852), (4, 32873139), (6, 21915426), (9, 14610284), (12, 10957713), (13, 10114812), (18, 7305142), (26, 5057406), (36, 3652571), (39, 3371604), (52, 2528703), (78, 1685802), (117, 1123868), (156, 842901), (234, 561934), (468, 280967)]